package org.csu.onlineedubackend.service;

import com.baomidou.mybatisplus.extension.service.IService;
import org.csu.onlineedubackend.entity.Lesson;
import org.csu.onlineedubackend.result.CommonResponse;

import java.util.Map;

public interface LessonService extends IService<Lesson> {
    Map<String, Object> getLessonStats();
}
